CN116731592A - Phenolic epoxy paint for welded pipeline and preparation method thereof - Google Patents
Phenolic epoxy paint for welded pipeline and preparation method thereof Download PDFInfo
- Publication number
- CN116731592A CN116731592A CN202310733704.9A CN202310733704A CN116731592A CN 116731592 A CN116731592 A CN 116731592A CN 202310733704 A CN202310733704 A CN 202310733704A CN 116731592 A CN116731592 A CN 116731592A
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- epoxy
- phenolic
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- 239000004593 Epoxy Substances 0.000 title claims abstract description 33
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000003973 paint Substances 0.000 title claims description 16
- 239000003822 epoxy resin Substances 0.000 claims abstract description 23
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 23
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229920006334 epoxy coating Polymers 0.000 claims abstract description 17
- 239000013530 defoamer Substances 0.000 claims abstract description 16
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 14
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000004952 Polyamide Substances 0.000 claims abstract description 7
- XCJYREBRNVKWGJ-UHFFFAOYSA-N copper(II) phthalocyanine Chemical compound [Cu+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 XCJYREBRNVKWGJ-UHFFFAOYSA-N 0.000 claims abstract description 7
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000010439 graphite Substances 0.000 claims abstract description 7
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 7
- 229920002647 polyamide Polymers 0.000 claims abstract description 7
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 claims abstract description 7
- 229910000165 zinc phosphate Inorganic materials 0.000 claims abstract description 7
- 235000019445 benzyl alcohol Nutrition 0.000 claims abstract description 6
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 9
- 229920000459 Nitrile rubber Polymers 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 239000004615 ingredient Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000002253 acid Substances 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000010779 crude oil Substances 0.000 abstract description 3
- 238000010612 desalination reaction Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 abstract description 3
- 239000013535 sea water Substances 0.000 abstract description 3
- 238000002791 soaking Methods 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 238000003860 storage Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 235000010215 titanium dioxide Nutrition 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000004848 polyfunctional curative Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
- C09D163/04—Epoxynovolacs
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/328—Phosphates of heavy metals
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a phenolic epoxy coating for welded pipelines and a preparation method thereof, wherein the coating consists of a component A and a component B; wherein the component A consists of the following raw materials in parts by mass: 17-32 parts of epoxy resin, 0.7-2.5 parts of F-1 colloidal graphite, 19-26 parts of precipitated barium sulfate, 1-4 parts of zinc phosphate, 0.4-1 part of phthalocyanine blue, 1-3.5 parts of talcum powder, 6-8 parts of titanium dioxide, 1-3 parts of 6650 polyamide, 0.3-0.3 part of defoamer and 0.1-0.3 part of BYKA530 anti-settling agent; wherein the component B comprises the following raw materials, by mass, 90-95 parts of an epoxy curing agent and 5-10 parts of benzyl alcohol. The phenolic epoxy coating can be used as a coating material for the inner joint coating of the circumferential weld of the field pipeline, the thickness of the coating can reach 600-1500 microns once, and the phenolic epoxy coating in the technical scheme can be used as an inner coating of oil and gas transmission, sea water desalination steel pipes, containers and storage tanks. The chemical resistance is excellent, the chemical soaking of high-temperature acid crude oil can be resisted, and the working temperature is as follows: maximum, 120 ℃ per 302 ℃ under dry conditions, 95 ℃ per 250 ℃ under wet conditions.
Description
Technical Field
The invention relates to the technical field of phenolic epoxy paint, in particular to a phenolic epoxy paint for welding pipelines and a preparation method thereof.
Background
Pipes refer to devices for transporting gas, liquid or fluid with solid particles coupled by pipes, pipe couplings, valves, etc. In general, after the fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., the fluid flows from a high pressure place to a low pressure place of a pipeline, and the fluid can be conveyed by the pressure or gravity of the fluid. The piping is used in a wide variety of applications, mainly in water supply, water drainage, heat supply, gas supply, long distance transportation of petroleum and natural gas, agricultural irrigation, hydraulic engineering and various industrial devices.
The normal circulation of fluid is ensured by the connection of the pipelines in a welding mode, but the rigidity of the welding part of the pipeline is higher, and compared with the positions of other pipelines, the comprehensive performance is poorer, so in the prior art, coating materials are used as protective layers at the joint of the pipeline girth weld, the connection stability between the pipelines is ensured, and the high temperature resistance of the conventional common coating is poorer, and the premature failure of the coating is possibly caused; while some high-temperature resistant coatings can resist high temperature due to thinner construction coating, the anti-corrosion effect is not ideal, and corrosion can occur in short-term use. Therefore, the inventor designs a phenolic epoxy coating for welding pipelines and a preparation method thereof, and solves the technical problems.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the phenolic epoxy paint for welding the pipeline and the preparation method thereof, and achieves the effect of effectively protecting the welded pipeline.
(II) technical scheme
The invention provides a phenolic epoxy coating for welded pipelines and a preparation method thereof, wherein the coating consists of a component A and a component B;
wherein the component A consists of the following raw materials in parts by mass: 17-32 parts of epoxy resin, 0.7-2.5 parts of F-1 colloidal graphite, 19-26 parts of precipitated barium sulfate, 1-4 parts of zinc phosphate, 0.4-1 part of phthalocyanine blue, 1-3.5 parts of talcum powder, 6-8 parts of titanium dioxide, 1-3 parts of 6650 polyamide, 0.3-0.3 part of defoamer and 0.1-0.3 part of BYKA530 anti-settling agent;
wherein the component B comprises the following raw materials, by mass, 90-95 parts of an epoxy curing agent and 5-10 parts of benzyl alcohol.
Preferably, the weight ratio of the component A to the component B of the phenolic epoxy coating is 100:20-30.
Preferably, the epoxy resin comprises 828 epoxy resin and 861340 nitrile rubber modified epoxy resin, wherein 828 epoxy resin accounts for 18-25 parts, and 861340 nitrile rubber modified epoxy resin accounts for 2-7 parts.
Preferably, the defoamer is one or more of TEGOAirex900 defoamer and BYK307 defoamer.
Preferably, the epoxy hardener is one or more of 2003 epoxy hardener and 5772 epoxy hardener.
The invention also provides a phenolic epoxy paint for welding the pipeline and a preparation method of the phenolic epoxy paint, comprising the following steps:
s1, weighing according to a proportion to prepare a component A, sequentially placing epoxy resin, F-1 colloidal graphite, precipitated barium sulfate, zinc phosphate, phthalocyanine blue, talcum powder, titanium dioxide, 6650 polyamide, a defoaming agent and a BYKA530 anti-settling agent into a vacuum stirring reaction kettle, uniformly stirring ingredients in a vacuum environment, and standing for 60min after the stirring time is 20-40min to obtain the component A.
S2, weighing according to a proportion to prepare a component B, placing an epoxy curing agent and benzyl alcohol into a reaction kettle, uniformly stirring for 40-60min, and standing for 60min to obtain the component B.
S3, the weight ratio of the component A to the component B is 100: and (3) proportioning 20-30 to obtain the phenolic epoxy paint.
(III) beneficial effects
The invention provides a phenolic epoxy paint for welded pipelines and a preparation method thereof, and the phenolic epoxy paint has the following beneficial effects:
the phenolic epoxy coating for welded pipelines and the preparation method thereof can be used as a coating material for the internal joint coating of the circumferential weld of the on-site pipeline, the thickness of the coating can reach 600-1500 microns once, the spraying thickness of the coating can be effectively increased, and the phenolic epoxy coating in the technical scheme can be used as an internal coating of oil and gas transmission, sea water desalination steel pipes, containers and storage tanks. The chemical resistance is excellent, the chemical soaking of high-temperature acid crude oil can be resisted, and the working temperature is as follows: maximum, 120 ℃ per 302 ℃ under dry conditions, 95 ℃ per 250 ℃ under wet conditions.
Detailed Description
All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme, a phenolic epoxy coating for welding pipelines and a preparation method thereof, wherein the coating consists of a component A and a component B;
wherein the component A consists of the following raw materials in parts by mass: 17-32 parts of epoxy resin, 0.7-2.5 parts of F-1 colloidal graphite, 19-26 parts of precipitated barium sulfate, 1-4 parts of zinc phosphate, 0.4-1 part of phthalocyanine blue, 1-3.5 parts of talcum powder, 6-8 parts of titanium dioxide, 1-3 parts of 6650 polyamide, 0.3-0.3 part of defoamer, 0.1-0.3 part of BYKA530 anti-settling agent, wherein the epoxy resin comprises 828 epoxy resin and 861340 nitrile rubber modified epoxy resin, the 828 epoxy resin accounts for 18-25 parts, the 861340 nitrile rubber modified epoxy resin accounts for 2-7 parts, and the defoamer adopts one or more of TEGOAirex900 defoamer and BYK307 defoamer.
The component B comprises the following raw materials, by mass, 90-95 parts of an epoxy curing agent and 5-10 parts of benzyl alcohol, wherein the epoxy curing agent adopts one or more of 2003 epoxy curing agent and 5772 epoxy curing agent.
The weight ratio of the component A to the component B of the phenolic epoxy coating is 100:20-30.
Example 1:
the invention also provides a phenolic epoxy paint for welding the pipeline and a preparation method of the phenolic epoxy paint, comprising the following steps:
s1, weighing 26.48 parts of 828 epoxy resin, 5.93 parts of 861340 nitrile rubber modified epoxy resin, 1.52 parts of F-1 colloidal graphite, 27.59 parts of precipitated barium sulfate, 2.76 parts of zinc phosphate, 0.69 part of phthalocyanine blue, 2.76 parts of talcum powder, 7.45 parts of titanium white, 6650 polyamide, 2.21 parts of EGOAirex900 defoamer, 0.28 part of BYK307 defoamer and 0.28 part of BYKA530 anti-settling agent according to a proportion, and placing the materials into a vacuum stirring reaction kettle, uniformly stirring the materials in a vacuum environment, wherein the stirring time range is 20-40min, and standing for 60min to obtain the A component.
S2, weighing according to a proportion to prepare a component B, and placing 46.7 parts of 2003 epoxy curing agent, 46.7 parts of 5772 epoxy curing agent and 6.6 parts of benzyl alcohol into a reaction kettle to uniformly stir for 40-60min, and standing for 60min to obtain the component B.
S3, the weight ratio of the component A to the component B is 100: and (3) proportioning 20-30 to obtain the phenolic epoxy paint.
In summary, the phenolic epoxy coating for welded pipelines can be used as a coating material for the inner joint coating of the circumferential weld of the field pipeline, the thickness of the coating can reach 600-1500 microns once, and the phenolic epoxy coating in the technical scheme can be used as an inner coating of oil and gas transmission, sea water desalination steel pipes, containers and storage tanks. The chemical resistance is excellent, the chemical soaking of high-temperature acid crude oil can be resisted, and the working temperature is as follows: maximum, 120 ℃ per 302 ℃ under dry conditions, 95 ℃ per 250 ℃ under wet conditions.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A phenolic epoxy paint for welding pipelines and a preparation method thereof are characterized in that: the coating consists of a component A and a component B;
wherein the component A consists of the following raw materials in parts by mass: 17-32 parts of epoxy resin, 0.7-2.5 parts of F-1 colloidal graphite, 19-26 parts of precipitated barium sulfate, 1-4 parts of zinc phosphate, 0.4-1 part of phthalocyanine blue, 1-3.5 parts of talcum powder, 6-8 parts of titanium dioxide, 1-3 parts of 6650 polyamide, 0.3-0.3 part of defoamer and 0.1-0.3 part of BYK A530 anti-settling agent;
wherein the component B comprises the following raw materials, by mass, 90-95 parts of an epoxy curing agent and 5-10 parts of benzyl alcohol.
2. The phenolic epoxy coating for welded pipes of claim 1, wherein the weight ratio of the phenolic epoxy coating a component to the B component ranges from 100:20-30.
3. A phenolic epoxy coating for welded pipes according to claim 1 wherein the epoxy resin comprises 828 epoxy resin and 861340 nitrile rubber modified epoxy resin, wherein 828 epoxy resin comprises 18-25 parts and 861340 nitrile rubber modified epoxy resin comprises 2-7 parts.
4. A phenolic epoxy coating for welded pipes as claimed in claim 1 wherein: the defoamer adopts one or more of TEGO Airex900 defoamer and BYK307 defoamer.
5. A phenolic epoxy coating for welded pipes as claimed in claim 1 wherein: the epoxy curing agent adopts one or more of 2003 epoxy curing agent and 5772 epoxy curing agent.
6. The phenolic epoxy paint for welded pipes and the preparation method thereof according to claim 1, wherein the preparation method comprises the following steps:
s1, weighing according to a proportion to prepare a component A, sequentially placing epoxy resin, F-1 colloidal graphite, precipitated barium sulfate, zinc phosphate, phthalocyanine blue, talcum powder, titanium dioxide, 6650 polyamide, defoamer and BYK A530 anti-settling agent into a vacuum stirring reaction kettle, uniformly stirring ingredients in a vacuum environment, and standing for 60min after the stirring time is 20-40min to obtain the component A.
S2, weighing according to a proportion to prepare a component B, placing an epoxy curing agent and benzyl alcohol into a reaction kettle, uniformly stirring for 40-60min, and standing for 60min to obtain the component B.
S3, the weight ratio of the component A to the component B is 100: and (3) proportioning 20-30 to obtain the phenolic epoxy paint.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310733704.9A CN116731592A (en) | 2023-06-20 | 2023-06-20 | Phenolic epoxy paint for welded pipeline and preparation method thereof |
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CN202310733704.9A CN116731592A (en) | 2023-06-20 | 2023-06-20 | Phenolic epoxy paint for welded pipeline and preparation method thereof |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN103666201A (en) * | 2013-12-13 | 2014-03-26 | 天津科瑞达涂料化工有限公司 | Long-acting acid-base resistant solvent-free anticorrosive paint as well as preparation method and application thereof |
CN104087119A (en) * | 2014-07-14 | 2014-10-08 | 沈阳金飞马制漆有限公司 | Anticorrosive paint for inner wall of water supply cast iron pipe |
CN108264824A (en) * | 2018-02-12 | 2018-07-10 | 石家庄市油漆厂 | Buried steel pipe outer wall airless spraying solventless epoxy coating and preparation method thereof |
CN109423168A (en) * | 2017-07-12 | 2019-03-05 | 北京碧海舟腐蚀防护工业股份有限公司 | Heat resistant phenolic epoxy coating, preparation method and application |
CN111205746A (en) * | 2020-01-21 | 2020-05-29 | 西北永新涂料有限公司 | Solvent-free oil pipeline anticorrosion and drag reduction special coating and preparation method thereof |
CN113980557A (en) * | 2021-11-02 | 2022-01-28 | 烟台金桥优尼科新材料科技有限公司 | Solvent-free novolac epoxy heat-insulating anticorrosive paint and preparation method thereof |
-
2023
- 2023-06-20 CN CN202310733704.9A patent/CN116731592A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103666201A (en) * | 2013-12-13 | 2014-03-26 | 天津科瑞达涂料化工有限公司 | Long-acting acid-base resistant solvent-free anticorrosive paint as well as preparation method and application thereof |
CN104087119A (en) * | 2014-07-14 | 2014-10-08 | 沈阳金飞马制漆有限公司 | Anticorrosive paint for inner wall of water supply cast iron pipe |
CN109423168A (en) * | 2017-07-12 | 2019-03-05 | 北京碧海舟腐蚀防护工业股份有限公司 | Heat resistant phenolic epoxy coating, preparation method and application |
CN108264824A (en) * | 2018-02-12 | 2018-07-10 | 石家庄市油漆厂 | Buried steel pipe outer wall airless spraying solventless epoxy coating and preparation method thereof |
CN111205746A (en) * | 2020-01-21 | 2020-05-29 | 西北永新涂料有限公司 | Solvent-free oil pipeline anticorrosion and drag reduction special coating and preparation method thereof |
CN113980557A (en) * | 2021-11-02 | 2022-01-28 | 烟台金桥优尼科新材料科技有限公司 | Solvent-free novolac epoxy heat-insulating anticorrosive paint and preparation method thereof |
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